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Since 2000, the first phase of the sandstorm control project has helped reduce the frequency of sandstorm weather and improve air quality in Beijing and Tianjin, two of the largest cities in northern China, according to the State Council.

As a weapon, an aircraft carrier can be used for both defense and offense, and it can also be used for humanitarian purposes, Fang said. He added that during the World War II, aircraft carrier groups were used for the purpose of invasion by the Japanese, but for anti-invasion warfare by the allied forces.

Over the past two months, the government has been working to build the island into a city of harmony between human and nature, said Zhang Geng, executive vice mayor of Sansha.

Both witnesses at the scene and fire fighters believed that leaked methanol from the tanker ran to the bus and caught fire, trapping the passengers who were not able to escape within a short time.

In another accident, a van carrying 12 people crashed into a heavy-duty truck Sunday afternoon on an expressway in southwest China's Sichuan Province, leaving 10 people on the van dead at the scene and another two badly injured.